Marine City vs St. Clair

A side-by-side comparison of Marine City and St. Clair: population, income, housing, and more.

Marine City and St. Clair are places in Michigan. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

St. Clair has the higher population (5,581 vs 4,047 in Marine City). St. Clair has the higher median household income ($68,482 vs $63,156 in Marine City). St. Clair has the higher median home value ($241,700 vs $146,500 in Marine City).

Population, income & housing

	Marine City	St. Clair
Population	4,047	5,581
Median age	49.2 yrs	43.4 yrs
Median household income	$63,156	$68,482
Median home value	$146,500	$241,700
Median gross rent	$872	$1,033
Housing units	2,266	2,439
Homeownership rate	83.1%	69.7%
Bachelor's degree or higher	17.1%	28.3%
Unemployment rate	9.5%	4.3%

Trends (ACS 5-year, 2019–2023)

	Marine City	St. Clair
Population	4,102 → 4,047 (-1.3%)	5,327 → 5,581 (+4.8%)
Median household income	$50,236 → $63,156 (+25.7%)	$71,845 → $68,482 (-4.7%)
Median home value	$122,300 → $146,500 (+19.8%)	$157,700 → $241,700 (+53.3%)
Median gross rent	$803 → $872 (+8.6%)	$739 → $1,033 (+39.8%)

Marine City

Population

4,1024,047

Median household income

$50,236$63,156

Median home value

$122,300$146,500

Median gross rent

$803$872

St. Clair

Population

5,3275,581

Median household income

$71,845$68,482

Median home value

$157,700$241,700

Median gross rent

$739$1,033

Age & race/ethnicity

Age distribution (share)

	Marine City	St. Clair
Under 5	3.5%	2.4%
5 to 17	12.0%	18.9%
18 to 24	7.8%	9.5%
25 to 34	7.0%	11.9%
35 to 44	12.5%	10.5%
45 to 54	16.3%	14.1%
55 to 64	13.3%	15.8%
65 to 74	19.6%	9.0%
75 and over	8.0%	8.0%

Race & ethnicity (share)

	Marine City	St. Clair
White (non-Hispanic)	94.0%	94.5%
Black or African American	0.0%	2.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.3%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	2.1%	0.0%
Two or more races	1.7%	1.4%
Hispanic or Latino	1.9%	2.2%

Educational attainment (age 25+)

Share of adults 25+

	Marine City	St. Clair
No high school diploma	10.4%	4.1%
High school graduate	39.5%	30.2%
Some college or associate's	33.0%	37.4%
Bachelor's degree	8.5%	22.7%
Graduate or professional degree	8.6%	5.7%

Commute to work

How workers get to work (share)

	Marine City	St. Clair
Drove alone	78.5%	76.5%
Carpooled	10.9%	13.8%
Public transit	0.0%	0.0%
Walked	6.3%	3.2%
Bicycle	0.0%	0.0%
Worked from home	4.3%	6.5%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Marine City	St. Clair
1-unit, detached	76.3%	76.1%
1-unit, attached	4.3%	5.6%
2 to 4 units	11.7%	8.0%
5 to 19 units	6.1%	5.6%
20 or more units	1.6%	4.8%
Mobile home & other	0.0%	0.0%

Poverty & households

	Marine City	St. Clair
Poverty rate	7.4%	9.6%
Average household size	2.06	2.37
Mean commute (minutes)	29	22
Median year structure built	1949	1960